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FinsGateway Modem Module User’s Manual
©
©
©
© Copyright OMRON Corporation 1999 All Rights Reserved
Copyright OMRON Corporation 1999 All Rights Reserved
Copyright OMRON Corporation 1999 All Rights Reserved
Copyright OMRON Corporation 1999 All Rights Reserved
6 Troubleshooting
Is the equipment turned on?
Is the equipment turned on?
Is the equipment turned on?
Is the equipment turned on?
Confirm that that the modem and the PLC are turned on.
Is the equipment all
Is the equipment all
Is the equipment all
Is the equipment all con
con
con
conn
nn
neeeected?
cted?
cted?
cted?
Confirm that the modems are connected to the computer and the PLC. Confirm that the
modem and the telephone lines are wired. Refer to the modem manual for the wiring.
Is it the right cable?
Is it the right cable?
Is it the right cable?
Is it the right cable?
A special cable is required to connect the PLC and the modem. Prepare the right cable.
Is the right type selected for the telephone line?
Is the right type selected for the telephone line?
Is the right type selected for the telephone line?
Is the right type selected for the telephone line?
Confirm that the right type of telephone line is selected: tone dialing or pulse dialing.
Is the PLC modem set?
Is the PLC modem set?
Is the PLC modem set?
Is the PLC modem set?
Set the PLC modem. The modem will not work with the default settings. The settings will be
erased if the modem has been turned off for a long time. Set the modem again.
Is the telephone number right?
Is the telephone number right?
Is the telephone number right?
Is the telephone number right?
Is Modem Module dialing the right number?
Do the communications settings of the PLC and the modem match?
Do the communications settings of the PLC and the modem match?
Do the communications settings of the PLC and the modem match?
Do the communications settings of the PLC and the modem match?
Confirm that the communications settings of the PLC and the modem match.
Are the modem settings right?
Are the modem settings right?
Are the modem settings right?
Are the modem settings right?
Confirm that the right modem is selected if multiple modems are installed.
Confirm that the modem is connected to the right COM port.
Confirm that the COM port for the internal modem matches the settings.